|Rank|Area|State/ Province|CSA/CMA 2009 population|Projected 2025 population|Projected increase 2009–2025|
|---|---|---|---|---|---|
|1|Chicago|IL-IN-WI|9,804,845|10,935,100|1,130,255|
|2|Toronto|ON|5,741,400|7,408,000|1,666,600|
|3|Detroit|MI|5,327,764|6,191,000|863,236|
|4|Cleveland|OH|2,891,988|3,172,000|280,012|
|5|Milwaukee|WI|1,760,268|1,913,000|157,732|
|6|Ottawa – Gatineau|ON-QC|1,451,415|1,596,556|145,141|
|7|Grand Rapids|MI|1,327,366|1,530,000|202,634|
|8|Buffalo|NY|1,203,493|1,040,400|-163,093|
|9|Rochester|NY|1,149,653|1,248,600|98,947|
|10|Hamilton|ON|740,200|954,858|214,658|
|11|Toledo|OH|672,220|672,220|0|
|12|Lansing|MI|523,609|547,325|23,716|
|13|Kitchener – Cambridge – Waterloo|ON|492,400|635,196|142,796|
|14|London|ON|492,200|634,938|142,738|
|15|Fort Wayne|IN|414,315|455,623|39,366|
|16|St. Catharines – Niagara|ON|404,400|521,676|117,276|
|17|Windsor|ON|330,900|426,861|95,961|
|18|Erie|PA|280,985|N/A|N/A|

Question: number of great lakes population centers that are wholly or partially located in canada
Answer: 7